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Upgrade Wizards

New in version 9.4: A new API for upgrade wizards was introduced: Feature: #86076 - New API for UpgradeWizards This chapter was updated to use the new API.

TYPO3 CMS offers a way for extension authors to provide automated updates for extensions. TYPO3 itself provides upgrade wizards to ease updates of TYPO3 versions. This chapter will explain the concept and how to write upgrade wizards.

• The Concept of Upgrade Wizards
• Creating upgrade wizards
• class.ext_update.php